各位长老，刚刚在
巴尔的摩定了一部车，里面有许多我不懂的费用，麻烦指点一下，明天就去提车了。
具体如下：
租车时间
Date/Time 22, 2010 at 01 PM
Location AIRPORT, MD, USA
Address NEW RIDGE RD BALTIMORE-WASHINGTON INTL APO PAYMENT，BALTIMORE, MD 21240PAYMENT
UNITED STATES
还车时间
Date/Time 27, 2010 at 06 PM
Location LOGAN AIRPORT, MA, USA
Address LEE BURBANK HIGHWAY REVERE, MA 02151 UNITED STATES
支付介绍
PAYMENT INFO
Currency
Your Rate week @ $146.98/week with Unlimited Miles
下面这些都是些什么费用？
Estimated Mandatory Charges
Rental Time Charge$146.98
Drop Charge$300.00
APT CONC RECOV FEE (11.11%)$51.27
Customer Facility Charge ($3.75 per day)$22.50
Energy Recovery Fee ($0.45 per day)$2.70
ONE WAY ($300.00 per rental)$300.00
STATE TAX (11.5%)$61.56
Transportation Facility Fee ($1.60 per day)$9.60
Vehicle License Fee ($0.37 per day)$2.22
Total Estimated Mandatory Charges$596.83
Estimated Grand Total$596.83
特别是“APT CONC RECOV FEE (11.11%)$51.27”究竟是什么东东？合理吗？
然后到时候要买什么
保险比较好？请好心人指点一下，谢谢！
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... APT CONC RECOV FEE ... ”
这个是AIRPORT CONCESSION RECOVERY FEE
在机场租的车好像都有这个费用